21467550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 58433760

約数和(自身を除く): 36966210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 101, 109, 130, 150, 195, 202, 218, 303, 325, 327, 390, 505, 545, 606, 650, 654, 975, 1010, 1090, 1313, 1417, 1515, 1635, 1950, 2525, 2626, 2725, 2834, 3030, 3270, 3939, 4251, 5050, 5450, 6565, 7085, 7575, 7878, 8175, 8502, 11009, 13130, 14170, 15150, 16350, 19695, 21255, 22018, 32825, 33027, 35425, 39390, 42510, 55045, 65650, 66054, 70850, 98475, 106275, 110090, 143117, 165135, 196950, 212550, 275225, 286234, 330270, 429351, 550450, 715585, 825675, 858702, 1431170, 1651350, 2146755, 3577925, 4293510, 7155850, 10733775, 21467550]

約数ペア:

[(1, 21467550), (2, 10733775), (3, 7155850), (5, 4293510), (6, 3577925), (10, 2146755), (13, 1651350), (15, 1431170), (25, 858702), (26, 825675), (30, 715585), (39, 550450), (50, 429351), (65, 330270), (75, 286234), (78, 275225), (101, 212550), (109, 196950), (130, 165135), (150, 143117), (195, 110090), (202, 106275), (218, 98475), (303, 70850), (325, 66054), (327, 65650), (390, 55045), (505, 42510), (545, 39390), (606, 35425), (650, 33027), (654, 32825), (975, 22018), (1010, 21255), (1090, 19695), (1313, 16350), (1417, 15150), (1515, 14170), (1635, 13130), (1950, 11009), (2525, 8502), (2626, 8175), (2725, 7878), (2834, 7575), (3030, 7085), (3270, 6565), (3939, 5450), (4251, 5050)]